| Uxbridge to Cocentaina | 884.08 mi (1,422.79 km) |
| Uxbridge to Coin | 1,048.84 mi (1,687.94 km) |
| Uxbridge to Colindres | 579.40 mi (932.45 km) |
| Uxbridge to Collado-Villalba | 772.12 mi (1,242.61 km) |
| Uxbridge to Colmenar Viejo | 767.96 mi (1,235.91 km) |
| Uxbridge to Colmenarejo | 777.12 mi (1,250.66 km) |
| Uxbridge to Conil de la Frontera | 1,090.77 mi (1,755.42 km) |
| Uxbridge to Consuegra | 847.98 mi (1,364.69 km) |
| Uxbridge to Corbera de Llobregat | 708.69 mi (1,140.53 km) |
| Uxbridge to Cordoba | 966.45 mi (1,555.35 km) |
| Uxbridge to Coria del Rio | 1,021.98 mi (1,644.72 km) |
| Uxbridge to Crevillente | 918.51 mi (1,478.21 km) |
| Uxbridge to Cuarte de Huerva | 688.28 mi (1,107.68 km) |
| Uxbridge to Cubellas | 721.01 mi (1,160.35 km) |
| Uxbridge to Cuellar | 723.70 mi (1,164.68 km) |
